Home / 21,588.51-32,380.10-5,794.73

Finding the Fourth Proportional to 21,588.51, 32,380.10 and 5,794.73

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Solution

The fourth proportional to 21,588.51, 32,380.10 and 5,794.73 is: 8,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588.51 : 32,380.10 = 5,794.73 : x
  2. Step 2: Convert to fraction form
    21,588.51/32,380.10 = 5,794.73/x
  3. Step 3: Cross multiply
    21,588.51x = 32,380.10 × 5,794.73
  4. Step 4: Simplify right side
    21,588.51x = 187,633,936.87
  5. Step 5: Solve for x
    x = 187,633,936.87/21,588.51
  6. Step 6: Final answer
    x = 8,691.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.